1921 Nickel
VG-8: $5,500 F-12: $7,500 VF-20: $9,000 EF-40: $12,000 AU-50: $15,000 AU-55: $17,500 MS-60: $20,000 MS-63: $30,000 MS-64: $40,000 MS-65: $60,000
1921 Half
VG-8: $35,000 F-12: $45,000 VF-20: $55,000 EF-40: $65,000 AU-50: $75,000 AU-55: $85,000 MS-60: N/A MS-63: N/A MS-64: N/A MS-65: N/A
With a collection like this, I would think that the best bet would be to consign it to a large auction. This could be Torex, or possibly Heritage Auction Galleries.